[HTML][HTML] Laser sensors for energy systems and process industries: Perspectives and directions

A Farooq, ABS Alquaity, M Raza, EF Nasir… - Progress in Energy and …, 2022 - Elsevier
Sensors are perhaps the most important and integral components of our modern society.
With global warming and environmental pollution garnering ever-increasing attention, as …

Influence of thermal expansion on fluid dynamics of turbulent premixed combustion and its modelling implications

N Chakraborty - Flow, Turbulence and Combustion, 2021 - Springer
The purpose of this paper is to demonstrate the effects of thermal expansion, as a result of
heat release arising from exothermic chemical reactions, on the underlying turbulent fluid …

Experimental investigation of flame surface density and mean reaction rate during flame–wall interaction

C Jainski, M Rißmann, B Böhm, A Dreizler - Proceedings of the …, 2017 - Elsevier
Flame–wall interactions (FWI) of a turbulent side-wall quenching (SWQ) V-flame is
characterized by planar laser diagnostics. Velocities and flame front positions are measured …

Hybrid algorithm for the detection of turbulent flame fronts

O Chaib, Y Zheng, S Hochgreb, I Boxx - Experiments in Fluids, 2023 - Springer
This paper presents a hybrid and unsupervised approach to flame front detection for low
signal-to-noise planar laser-induced fluorescence (PLIF) images. The algorithm combines …

Laser-based investigations in gas turbine model combustors

W Meier, I Boxx, M Stöhr, CD Carter - Experiments in fluids, 2010 - Springer
Dynamic processes in gas turbine (GT) combustors play a key role in flame stabilization and
extinction, combustion instabilities and pollutant formation, and present a challenge for …

Simultaneous 5 kHz OH-PLIF/PIV for the study of turbulent combustion at engine conditions

CD Slabaugh, AC Pratt, RP Lucht - Applied Physics B, 2015 - Springer
Simultaneous measurements of velocity and scalar fields were performed in turbulent
nonpremixed flames at gas turbine engine-operating conditions using 5 kHz particle image …

Unburned mixture fingers in premixed turbulent flames

AN Lipatnikov, J Chomiak, VA Sabelnikov… - Proceedings of the …, 2015 - Elsevier
Data obtained in 3D direct numerical simulations of statistically planar, 1D premixed
turbulent flames indicate that the global burning velocity, flame surface area, and the mean …

Early flame propagation in a spark-ignition engine measured with quasi 4D-diagnostics

B Peterson, E Baum, B Böhm, A Dreizler - Proceedings of the Combustion …, 2015 - Elsevier
This paper presents the first results toward experimentally resolving the local three-
dimensional (3D) flame propagation and turbulence–chemistry interaction in a spark-ignition …

Premixed flame propagation in turbulent flow by means of stereoscopic PIV and dual-plane OH-PLIF at sustained kHz repetition rates

PJ Trunk, I Boxx, C Heeger, W Meier, B Böhm… - Proceedings of the …, 2013 - Elsevier
This paper describes an experimental study on the propagation of premixed flames through
a flow with well-defined turbulence characteristics. In this study, multi-plane OH planar laser …

Analysis of flame curvature evolution in a turbulent premixed bluff body burner

L Cifuentes, C Dopazo, A Sandeep, N Chakraborty… - Physics of …, 2018 - pubs.aip.org
The physical mechanisms responsible for flame curvature evolution of a methane-air
premixed flame attached to a bluff-body burner have been investigated using a high-fidelity …